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| Mirrors > Home > MPE Home > Th. List > ovresd | Structured version Visualization version GIF version | ||
| Description: Lemma for converting metric theorems to metric space theorems. (Contributed by Mario Carneiro, 2-Oct-2015.) |
| Ref | Expression |
|---|---|
| ovresd.1 | ⊢ (𝜑 → 𝐴 ∈ 𝑋) |
| ovresd.2 | ⊢ (𝜑 → 𝐵 ∈ 𝑋) |
| Ref | Expression |
|---|---|
| ovresd | ⊢ (𝜑 → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ovresd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝑋) | |
| 2 | ovresd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ 𝑋) | |
| 3 | ovres 7584 | . 2 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) | |
| 4 | 1, 2, 3 | syl2anc 596 | 1 ⊢ (𝜑 → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 × cxp 5649 ↾ cres 5653 (class class class)co 7418 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2733 ax-sep 5249 ax-pr 5391 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2740 df-cleq 2753 df-clel 2836 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-xp 5657 df-res 5663 df-iota 6493 df-fv 6545 df-ov 7421 |
| This theorem is used by: sscres 17991 fullsubc 18018 fullresc 18019 funcres2c 18071 mgmn0plusgf 18820 rngchom 20868 ringchom 20897 rhmsubclem4 20933 irinitoringc 21778 psmetres2 24626 xmetres2 24673 prdsdsf 24679 xpsdsval 24693 xmssym 24777 xmstri2 24778 mstri2 24779 xmstri 24780 mstri 24781 xmstri3 24782 mstri3 24783 msrtri 24784 tmsxpsval 24850 ngptgp 24948 nlmvscn 24999 nrginvrcn 25004 nghmcn 25057 cnmpt1ds 25155 cnmpt2ds 25156 ipcn 25560 caussi 25611 causs 25612 minveclem2 25740 minveclem3b 25742 minveclem3 25743 minveclem4 25746 minveclem6 25748 ftc1lem6 26354 ulmdvlem1 26720 abelth 26761 cxpcn3 27069 rlimcnp 27286 zsoring 28788 hhssnv 31859 madjusmdetlem3 34454 qqhcn 34616 qqhucn 34617 ftc1cnnc 38590 ismtyres 38722 isdrngo2 38872 naddcnffo 44350 |
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